--- nfo/php/libs/org.netfrag.app/WebExplorer/MVC.php	2003/11/22 18:46:33	1.20
+++ nfo/php/libs/org.netfrag.app/WebExplorer/MVC.php	2003/12/14 01:51:29	1.21
@@ -1,9 +1,12 @@
 <?php
 
 /**
- * $Id: MVC.php,v 1.20 2003/11/22 18:46:33 udo Exp $
+ * $Id: MVC.php,v 1.21 2003/12/14 01:51:29 jonen Exp $
  *
  * $Log: MVC.php,v $
+ * Revision 1.21  2003/12/14 01:51:29  jonen
+ * implemented 'SELECT' mode for selecting existing object-refereneces as child-nodes
+ *
  * Revision 1.20  2003/11/22 18:46:33  udo
  * update for expand data item
  *
@@ -135,9 +138,9 @@
         // parameters about data identifiers, locations, sources and associated meta-information
         'ecom_data_locator_key',
         'ecom_data_ident', 
-        'ecom_data_meta', 'ecom_data_meta_x',
+        'ecom_data_meta', 'ecom_data_meta_x', 'ecom_data_meta_xe',
         'ecom_data_action_edit', 'ecom_data_action_cancel', 'ecom_data_action_delete', 'ecom_data_action_create',
-        'ecom_data_action_expand_edit',
+        'ecom_data_action_expand_edit', 'ecom_data_action_select',
         'ecom_data_form_checkbox', 'ecom_data_form_action',
         'ecom_data_source_key',
         'ecom_data_filter',
@@ -175,6 +178,7 @@
           'ecom_data_meta' => array( query_arg => 'ecdm' ),
           // extended meta, e.g. 2nd parent identifier
           'ecom_data_meta_x' => array( query_arg => 'ecdmx' ),
+          'ecom_data_meta_xe' => array( query_arg => 'ecdmxe' ),
           // filter the data: e.g. 
           //    - an xpath-query (xpq), 
           //    - an abstract/custom filter string or
@@ -192,6 +196,8 @@
           'ecom_data_form_checkbox' => array( query_arg => 'checkbox' ),
           // ... required for expanded data items.
           'ecom_data_action_expand_edit' => array( query_arg => 'ecdfee' ),
+          // ... required for selecting existing objects as reference
+          'ecom_data_action_select' => array( query_arg => 'ecdfsel' ),
           
           // Special argument (should become a non-data-action).
           // Triggers 'selectSource' at backend api (remote api) which causes a database handle switch.
@@ -275,8 +281,10 @@
           $label = $_in[ecom_label];
           switch ($_in[ecom_abstract_type]) {
             case "list":
-              if ($pre_out[options][ecoms][$label][ecom_data_meta]) { unset($pre_out[options][ecoms][$label][ecom_data_meta]); }
-              if ($pre_out[options][ecoms][$label][ecom_data_meta_x]) { unset($pre_out[options][ecoms][$label][ecom_data_meta_x]); }
+              if($pre_out[options][ecoms][$label][ecom_mode] != "select") {
+                if ($pre_out[options][ecoms][$label][ecom_data_meta]) { unset($pre_out[options][ecoms][$label][ecom_data_meta]); }
+                if ($pre_out[options][ecoms][$label][ecom_data_meta_x]) { unset($pre_out[options][ecoms][$label][ecom_data_meta_x]); }
+              }
               break;
             // 2003-04-16: required for xmltree-to-item transition
             // if we dont do this the "dotted" filter expression would persist across views
@@ -443,6 +451,33 @@
 
             $_out[options][ecoms][$label][ecom_abstract_type] = "item";
           }
+          // Action.Select
+          if($_in[ecom_data_action_select]) {
+           if(is_array($_in[ecom_data_form_checkbox])) {
+            $cnt = sizeof($_in[ecom_data_form_checkbox]);
+            $tmp = array();
+            foreach($_in[ecom_data_form_checkbox] as $ident) {
+                if($ident) { array_push($tmp, $ident); }
+            }
+            if($cnt == 1) {
+              print "Single selection, ident : " . $tmp[0] . "<br>";
+              $_out[options][ecoms][$label][ecom_data_ident] = $tmp[0];
+              $_out[options][ecoms][$label][ecom_abstract_type] = "item";
+            } elseif($cnt > 1) {
+              // TODO: implement multi-selection actions on rows(items) here!!
+                print "Cannot do Multi-Selections with Action SELECT!!" . "<br>";
+            }
+
+            $requestTracker = mkObject("Application::Request::Tracker");
+            $page_state = $requestTracker->getPointer();
+            $pre_out = $page_state[options];
+            //print "pre_out: " . Dumper($pre_out);
+
+            $_out[options][ecoms][$label][ecom_mode] = "select";
+            $_out[options][ecoms][$label][ecom_data_meta_xe] = $pre_out[options][ecoms][$label][ecom_data_meta];
+            $_out[options][ecoms][$label][ecom_data_meta] = $_in[ecom_data_ident];
+           }
+          }
         '),
 
         // propagate datasources to ecoms